US3061095A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for processing mineral material
Assignee: PROCESS ENGINEERS Inc
•
Filing: 1960-10-10
•
Granted: 1962-10-30
•
Expires: 1980-10-10
Abstract
No abstract record available.
Inventors
- 👤 John B O'malley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:05
CPC Classifications
B; B07; B07B; B07B1/00; B07B2230/00; B07B2230/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US753440A
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US838441A
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US1556676A
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US1595621A
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US1996190A
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US2052431A
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US2125469A
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US2183971A
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US2714961A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-29 | 1966-04-30 | 1966-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-29 | 1970-04-30 | 1970-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-29 | 1974-04-30 | 1974-10-30 | $7700.00 | Window Closed / Lapsed |